As the title says, Bethesda has confirmed that neither of the two titles teased at last year's show will make an appearance this year. During their PAX East panel Todd Howard made the following statement
https://comicbook.com/gaming/2019/03/29/the-elder-scrolls-vi-starfield-e3-2019/
Before everyone asks, please be patient. It’s going to be a long time. It’s not something we’re going to be talking about at E3, either of those games, this year.
https://comicbook.com/gaming/2019/03/29/the-elder-scrolls-vi-starfield-e3-2019/