I certainly agree that Schwalbe doesn't make finding their tubeless rated tires easy!
As an example Scwalbe's Dirty Dan tire is tubeless rated as indicated at the bottom of its web page;
THE SPECIALIST FOR MIRE. For deep mud and soft terrain. Ideal for extreme conditions.Aggressive open tread design with large blocks excellent brake traction on deep and soft terrain.Excellent braking traction and extremely good self-cleaning properties d…
www.schwalbe.com
The Smart Sam page does not include the tubeless designation.
<span style=font-weight:bold; font-size:12px; color:#000000>Der Allrounder für Straße und Gelände in modernem Look<br> <br> </span><span style=font-size:12px; color:#000000>• Perfekter Kompromiss für die Nutzung auf Straße und im Gelände<br> • Optimierte Fahreigenschaften fürs E-MTB<br> •...
www.schwalbe.com
My Smart Sams are not labelled as tubeless so I would say no to tubeless, though a quick search shows that others are riding them as tubeless with good results.
My youngest sons rode non-tubeless tires as tubeless for years, with varying degrees of success. Now that they make enough $ to afford it, their all tubeless setups are very relaible.
YRMV.