IMHO a cache is s temporary file and not needed for the use of the program. And things in a "temp" folder are just that...temporary.  If it were me I would delete both, but if you are leary you may want to wait and get a second opinion.

"It is good to see ourselves as others see us. Try as we may, we are never
able to know ourselves fully as we are, especially the evil side of us.
This we can do only if we are not angry with our critics but will take in good
heart whatever they might have to say." - Ghandi