LucasFilm president Kathleen Kennedy went on a podcast during Star Wars Celebration 2017, and was asked about the potential for a release of the Unaltered Original Trilogy. She replied: "“I wouldn’t touch those, are you kidding me? [laughs] Those will always remain his (George Lucas).”
Edit by moderator: For the purpose of clarity - Kathleen Kennedy was talking about not changing the Special Editions of the Original Trilogy any further. She was NOT referring to the OOT.
This article, for example, gives a more accurate representation of what she said - and was pertaining to:-