Details codes and description is inside this ticket.
It does not work in ``` "survey-angular": "^1.9.48", Code version 1
It works fine in v2.
I followed up with you in your Help Desk thread: https://surveyjs.answerdesk.io/ticket/details/t12060/which-function-is-triggered-on-options-change-in-a-question-which-is-dependent-on.
If you have any more questions or need any further assistance, feel free to ask.