Yes, it's possible
Raw fruits and raw vegetables have many benefits, but there are some drawbacks, which is why all human cultures eat cooked food.
Raw plants have tough Cellulose fiber
, so require more chewing to break into the cells so we can get the nutrients. Undigested fiber is fermentation food for our gut bacteria
, leading to gas. Without cooking, one eats live bacteria, fungi
, and parasites
that are on food.