Oh for heaven's sake. Kamala was (and is) Biden's VP. She was also his running mate.
If Trump had died ten days ago, who would have replaced him as the Republican candidate? I can pretty much guarantee you it would have been the odious JD Vance.
Don't invent non-issues to try to make your choice of a demented criminal who wants to rule--not serve--as a dictator seem somehow sensible.