Yes, you can.

Its DP becomes 1000. For changes to DP, the values of the changes are first calculated, then the changes are applied to the original value. In this case, +2000 DP and -7000 DP are the values of the changes, and those values are applied to the original DP of 5000. If a Digimon with 5000 DP gets -5000 DP but it has a "can't have less than 1000 DP" effect, its DP will change to 1000.

It refers to a card that contains the specified text or icon in its name, traits, effects, inherited effects, (Rule), digivolution requirements, DNA digivolution, DigiXros requirements, burst digivolve, App Fusion, Link, or Assembly requirements. For example, a card with [Knightmon] in its text would include cards with the name [DarkKnightmon] and cards with the text [Knightmon] in their effects.

This effect prevents cards stacked on top from being trashed by <De-Digivolve> or other effects, and cards stacked on the bottom can't be trashed by effects such as those that trash digivolution cards.