You can if you paint on an epoxy barrier coat but life is too short and the money's too much. Besides, if there were a breach in the barrier coat, the results could be exciting.
Slightly off track, but there was an aluminum fishboat in Campbell River which passers-by were amused to see bubbles rising up all around its water line. Seems there was an electrical leak from his next door neighbour and this boat was almost a total loss as his hull plating disappeared.
I'm too paranoid to use copper...
Don't believe everything that you think.