When Terry Pratchett died it struck me that our door to the world inside his mind was forever closed. Other people could write Discworld books of course, but they would be their own interpretation - not bad but inherently different. I realised each human mind is a unique, limited resource
Your favorite content creator is allowed to publicly engage in and create kink/NSFW content.
Your favorite NSFW kink artist is allowed to pursue sfw endeavors and content creation.
The prospect of a creator having a SFW and NSFW side does not mean the two are correlated. At all.