Body odor is normal. Practice good personal hygiene and you won’t have to worry about smelling weird. The natural odor of a real man turns women on!
Drooling is not a bad thing. Drooling is an innate survival instinct of the human body, so it will be unnatural for your partner to drool during oral sex. One way to address drooling is to gently touch the back of your throat with a toothbrush every day so your body gets used to it.