"Cool down times should be separate for each skill. you should not have to wait out a timer on a skill you have not yet used because you have previously used another skill.
This is to prevent spamming all three abilities at once and becoming an invincible, unstoppable weapon or a impenetrable shield depending on your sprite.
I hope they keep the rarity of vitapods the way it is on the test servers, I think its perfect and very pro-harddifficulty for the game