Clearly people, collectively, couldn't make up their minds.
So I ended up going with "overall" scores as the third and (fortunately) final level of tie-breaker.
After all, Immunity for the week is at stake! Being safe from elimination, from both polls, is huge right now. Given it to two people - that could shift the entire dynamic, especially with how close the voting tends to be.
In the end, the Jury ended up awarding Immunity for this week to
Congratulations to you both.