An error occurred while saving the commentTravis Terrell commented
Just searched to see if this was doable. Good ol' Microsoft. Sitting on a widely-supported idea for 3.5 years. (I think OneNote development is somewhat dead. I suspect any future development will be for the (severely crippled*) UWP app or web-based OneNote.
*Given that the UWP app currently has 1/10 the features of the main one, it will be a very long time before we see new features like this being implemented--or until it's even at feature-parity with the standard version of OneNote.