That should be fine, I’ve printed tens of kilograms pulling the filament around a sharp corner. As long as it’s dry, pla can handle quite a bit of abuse. And it’s unlikely to damage your printer or dryer.
In the worse case you might have some dust buildup, keep it clean
I’ve had filament sit for months before it started getting brittle. But it does get very brittle. At least the stuff I have bought so far has