Annotation data binding doesn't work properly with ZK 6.5.3 and later

<?init class="org.zkoss.zkplus.databind.AnnotateDataBinderInit" ?>
<zk>
    <window>
        <zscript><![CDATA[
        class SelectionModel{
            String ticketAuthorType = "CURRENT";
            selectedAuthorContact = null;

            public String getTicketAuthorType() {
                return ticketAuthorType;
            }

            public void setTicketAuthorType(String string) {
            	System.out.println("setTicketAuthorType " + string);
                ticketAuthorType = string;
            }

            public String getSelectedAuthorContact() {
                return selectedAuthorContact;
            }

            public void setSelectedAuthorContact(String string) {
                selectedAuthorContact = string;
            }

            public getContacts() {
                if("CURRENT".equals(ticketAuthorType)) {
                    return new String[]{};
                } else {
                    return new String[] {"Jean Dupont", "Jeanne Dupond"};
                }
            }
        }
        class MyClass {
            SelectionModel selectionModel = new SelectionModel();
            public SelectionModel getSelectionModel() {
                return selectionModel;
            }
            public isTicketAuthorContactDisabled() {
            	System.out.println("isTicketAuthorContactDisabled");
            	System.out.println(selectionModel.ticketAuthorType);
                return !"CONTACT".equals(selectionModel.ticketAuthorType);
            }
            public boolean getTicketAuthorContactDisabled() {
            	System.out.println("getTicketAuthorContactDisabled");
            	System.out.println(selectionModel.ticketAuthorType);
                return !"CONTACT".equals(selectionModel.ticketAuthorType);
            }
        }
        controller = new MyClass();
    ]]>
        </zscript>
        <radiogroup id="ticketAuthorTypeField" onClick='System.out.println("checked");'
                    selectedItem="@{controller.selectionModel.ticketAuthorType, save-when='self.onClick'}">

            <radio label="CURRENT:"
                   value="CURRENT"/>

            <radio label="CONTACT:"
                   value="CONTACT"/>

            <combobox id="authorContactField" sclass="koalyexpOptionL"
                      autodrop="true" buttonVisible="false"
                      model="@{controller.selectionModel.contacts, load-after='ticketAuthorTypeField.onClick'}"
                      selectedItem="@{controller.selectionModel.selectedAuthorContact, save-when='self.onSelect', load-after='ticketAuthorTypeField.onClick'}"
                      disabled="@{controller.ticketAuthorContactDisabled, load-after='ticketAuthorTypeField.onClick'}">
                <comboitem self="@{each=contact}" label="@{contact}"/>
            </combobox>

        </radiogroup>
    </window>
</zk>