Yes, absolutely! All the attractions, hotels, and guest houses are completely safe for travellers. There is ample police presence and the locals are warm and friendly. The roads are well-lit during the evenings making it completely safe to be outdoors.
The Valley is located around 115 kilometres from Vizag. Daily trains and buses ply between the two places, which are a convenient way to travel between the 2 places. Alternatively, you can self-drive or hire a taxi and reach via Gajuwaka-Scindia Road to Araku-Visakhapatnam Road, and Pendurthi-BRTS Express Way to reach Araku Valley.