Can you cook raw seafood with cooked seafood?

It all depends on the type of seafood. The term seafood is too broad. Fish are cooked by sautéing or frying. Shrimp can be as well. Clams and oysters are a different method. Try narrowing your...

because they are more used to the heat and they turn red so that means they hot

Yes, as long as the food was kept at a proper temperature after cooking, and didn't sit around on the countertop for more than 2 hours or wasn't left in the fridge for a number of days. But the...

it lasts at least 1 day maybe 20 hours

I would store seafood in a tupperware tightly closed lid. Keeps the fridge from smelling like the sea and also I find that there is a metal taste to the seafood when I re-heat it again.