I agree there is some resemblance between Kelley's handwriting and the foliation numbering in VM, but the numeral shapes are very common for the 1500's. I agree Kelley's 8's appear to begin and end in the middle, while VM at the bottom.
Also, Kelley's 2's look more rounded to me, but there is a lot of variation in both manuscripts.
Note Dee's handwriting varies so much you might suspect him of having multiple personalities!
Here's what Dee's Mysteriorum Libri say about the Book of Dunstan (all quotes and translatins from my forthcoming edition):