A useful series of tutorials from the University of Oklahoma to make office products accessible: Creating Accessible PowerPoint Presentations: YouTube Link
Resources for Making Notebooks Accessible.
Checklist that could be useful when authoring and publishing notebooks in HTML. This checklist also has some suggestions that could be helpful when providing the notebook as a python script.
Documentation that describes the notebook percent format (an accessible notebook format that is recognized by VSCode).
A tutorial that explains configuration setup to pair a notebook and it’s script representation.
More Accessible Technology homepage (more IT-related guide and resources)