People have been getting drunk for ages now, and these paintings have an accurate show of that. For some time, paintings containing two sexes drinking together were considered sexual. Think of it as the light porn of the 14th century.
A Woman Drinking with Two Men
probably 1658, Pieter de Hooch
A sexualized painting of innocent flirtations or a image of corruption and sin?
Rembrandt, like other 17th-century Dutch artists, depicts drinking as an intimate pleasure that anticipates sex.