No, but I think they are going to introduce hashtag following in Lists so you could have separate timelines for different tags.
Also, if there's a profilic account spamming a tag you can mute or block it.
An alternative approach if you're on a desktop computer is to use the Advanced web interface which lets you pin multiple tags in separate columns:
https://fedi.tips/how-to-activate-mastodons-tweetdeck-style-advanced-web-interface/